From: 
Karen Purcell, DVM 
Date: 2001-04-08 08:23:00 UTC
Subject: Re: blood test and urine analysis
             > My ferret had a blood test a month ago indicating insulinoma.  My vet 
> is not ferret knowledgeable but very willing to learn.  A follow-up 
> blood test is being done tomorrow.  My question is what should he be 
> testing for in the blood and the urine?  The reason for urine 
> testing is I want to be sure there isn't any infection going on.  We 
> do not have a list of what the normal readings should be.  Can someone 
> provide this info?  Thanks for your help.
> 
  You should be doing a fasting (3 hour) blood test to check the 
blood glucose level.  If the first test was under 50 mg/dl, don't 
fast!  Normal blood glucose levels are 90-15om mg/dl, depending on 
your lab.  I use a handheld glucometer, carefully checked before use 
for accuracy in ferrets and diabetic cats.  The urine test will check for a
 urinary tract infection by determining any blood, white blood cells, bacteria, 
etc that may be present.  Generally, I do not find urinary tract infections in 
insulinoma cases.  
  Hope this helps, 
-Dr. Karen
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